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Specials

# Name Originally Aired Image
1 To The Moon 07/13/1999
2 Hunting the Edge of Space 06/20/2012

Season 1

# Name Originally Aired Image
1 The Making Of A Natural History Film 03/03/1974
2 Where Did The Colorado Go? 03/10/1974
3 Whales, Dolphins, And Men 03/17/1974
4 The Search For Life 03/24/1974
5 Last Of The Cuiva 03/31/1974
6 Strange Sleep 04/07/1974
7 The Crab Nebula 04/14/1974
8 Bird Brain: The Mystery Of Bird Navigation 04/21/1974
9 Are You Doing This For Me, Doctor? 04/28/1974
10 The First Signs Of Washoe 05/05/1974
11 The Case Of The Midwife Toad 05/12/1974
12 Fusion: The Energy Of Promise 05/19/1974
13 The Mystery Of The Anasazi 05/26/1974

Season 2

# Name Originally Aired Image
1 Why Do Birds Sing? 11/03/1974
2 How Much Do You Smell? 11/10/1974
3 The Hunting Of The Quark 11/17/1974
4 The Secrets Of Sleep 11/24/1974
5 Inside The Golden Gate 12/01/1974
6 The Men Who Painted Caves 12/08/1974
7 Red Sea Coral 12/15/1974
8 War From The Air 01/05/1975
9 What Time Is Your Body? 01/12/1975
10 The Rise And Fall Of DDT 01/19/1975
11 Take The World From Another Point Of View 02/02/1975
12 The Lysenko Affair 02/09/1975
13 The Tuaregs 02/16/1975
14 The Plutonium Connection 03/09/1975
15 The Other Way 03/16/1975
16 The Lost World Of The Maya 03/30/1975
17 Will The Fishing Have To Stop? 04/06/1975

Season 3

# Name Originally Aired Image
1 Predictable Disaster 01/04/1976
2 Joey 01/11/1976
3 Meditation and the Mind 01/18/1976
4 The Planets 01/25/1976
5 A Desert Place 02/01/1976
6 A Small Imperfection 02/08/1976
7 Ninety Degrees Below 02/15/1976
8 The Race for the Double Helix 03/07/1976
9 The Renewable Tree 03/07/1976
10 The Williamsburgh File 03/14/1976
11 The Overworked Miracle 03/21/1976
12 The Transplant Experiment 04/11/1976
13 The Underground Movement 04/18/1976
14 Hunters of the Seal 05/02/1976
15 Benjamin 05/09/1976
16 The Women Rebel 05/23/1976
17 Death of a Disease 06/06/1976
18 Inside the Shark 06/13/1976
19 The Genetic Chance 06/20/1976
20 The Case of the Bermuda Triangle 06/27/1976

Season 4

# Name Originally Aired Image
1 Hitler's Secret Weapon 01/05/1977
2 The Hot Blooded Dinosaurs 01/12/1977
3 What Price Coal? 01/19/1977
4 The Sunspot Mystery 02/02/1977
5 The Plastic Prison 02/09/1977
6 Incident at Brown's Ferry 02/23/1977
7 Bye Bye Blackbird 03/02/1977
8 The Pill for the People 03/09/1977
9 The Gene Engineers 03/16/1977
10 The Human Animal 03/23/1977
11 The Wolf Equation 03/30/1977
12 The Dawn of the Solar Age 04/20/1977
13 The Business of Extinction 04/20/1977
14 The Red Planet 04/27/1977
15 Tongues of Men (1) 05/11/1977
16 Tongues of Men (2) 05/18/1977
17 Linus Pauling: Crusading Scientist 06/01/1977
18 Across the Silent Barrier 06/22/1977
19 The New Healers 06/29/1977

Season 5

# Name Originally Aired Image
1 In The Event Of Catastrophe 01/04/1978
2 The Green Machine 01/11/1978
3 Blueprints In The Bloodstream 01/18/1978
4 One Small Step (1) 01/25/1978
5 The Final Frontier (2) 02/01/1978
6 BaMiki BaNdula: Children Of The Forest 02/15/1978
7 Trial Of Denton Cooley 02/22/1978
8 The Great Wine Revolution 03/01/1978
9 The Case Of The Ancient Astronauts 03/08/1978
10 The Mind Machines 03/22/1978
11 Icarus' Children 03/29/1978
12 Still Waters 04/12/1978
13 Battle For The Acropolis 04/19/1978
14 Road To Happiness 05/03/1978
15 Light Of The 21st Century 05/10/1978
16 The Insect Alternative 05/24/1978
17 The Desert's Edge 05/31/1978
18 The Tse Tse Trap 06/07/1978
19 Memories From Eden 06/14/1978
20 A Whisper From Space 06/21/1978
21 Alaska: The Closing Frontier 06/28/1978

Season 6

# Name Originally Aired Image
1 Black Tide 01/04/1979
2 Long Walk Of Fred Young 01/11/1979
3 A World Of Difference 01/18/1979
4 Cashing In On The Ocean 02/01/1979
5 Patterns From The Past 02/08/1979
6 The Invisible Flame 02/22/1979
7 The End Of The Rainbow 03/01/1979
8 The Beersheva Experiment 03/08/1979
9 Einstein 03/15/1979
10 The Keys Of Paradise 03/29/1979
11 A Plague on our Children 10/02/1979
12 Life on a Silken Thread 10/09/1979
13 Sweet Solutions 10/16/1979
14 Race for the Gold 10/30/1979
15 All Part of the Game 11/06/1979
16 India: Machinery of Hope 11/20/1979
17 The Bridge that Spanned the World 12/04/1979
18 Termites to Telescopes 12/11/1979
19 Blindness: Five Points of Views 12/18/1979

Season 7

# Name Originally Aired Image
1 The Elusive Illness 01/15/1980
2 A is for Atom, B is for Bomb 01/22/1980
3 Living Machines 02/05/1980
4 Portrait of a Killer 02/19/1980
5 Umealit: The Whale Hunters 03/04/1980
6 The Safety Factor 03/11/1980
7 A Mediterranean Prospect 03/18/1980
8 Mr. Ludwig's Tropical Dreamland 03/25/1980
9 The Pinks and the Blues 09/30/1980
10 The Cancer Detectives of Lin Xian 10/07/1980
11 The Sea Behind the Dunes 10/14/1980
12 Do We Really Need the Rockies? 10/28/1980
13 The Big IF 11/04/1980
14 Voyager: Jupiter & Beyond 11/11/1980
15 The Wizard Who Spat on the Floor 11/18/1980
16 The Water Crisis 11/25/1980
17 Moving Still 12/02/1980
18 A Touch of Sensitivity 12/09/1980
19 The Red Deer of Rhum 12/23/1980
20 It's About Time 12/30/1980

Season 8

# Name Originally Aired Image
1 Doctors of Nigeria 01/06/1981
2 Message in the Rocks 01/20/1981
3 The Dead Sea Lives 01/27/1981
4 Anatomy of a Volcano 02/10/1981
5 The Science of Murder 02/17/1981
6 The Malady of Health Care 02/24/1981
7 Beyond the Milky Way 03/03/1981
8 The Asteroid and the Dinosaur 03/10/1981
9 Animal Olympians 03/17/1981
10 Resolution on Saturn 08/28/1981
11 Computers, Spies & Private Lives 09/27/1981
12 Why America Burns 10/04/1981
13 The Great Violin Mystery 10/11/1981
14 Cosmic Fire 10/18/1981
15 Locusts: War Without End 10/25/1981
16 Did Darwin Get It Wrong? 11/01/1981
17 Artists in the Lab 11/15/1981
18 Notes of a Biology Watcher: A Film with Lewis Thomas 11/22/1981
19 City Spaces, Human Places 11/29/1981
20 Twins 12/06/1981

Season 9

# Name Originally Aired Image
1 Salmon on the Run 01/10/1982
2 Test-Tube Babies: A Daughter for Judy 01/17/1982
3 Field Guide to Roger Tory Peterson 01/24/1982
4 The Hunt for the Legion Killer 01/31/1982
5 Finding a Voice 02/07/1982
6 The Television Explosion 02/14/1982
7 Life: Patent Pending 02/28/1982
8 Palace of Delights 03/07/1982
9 Animal Imposters 03/14/1982
10 Aging: The Methuselah Syndrome 03/28/1982
11 The Case of the UFOs 10/12/1982
12 The Fragile Mountain 10/19/1982
13 Here's Looking at You Kid 11/09/1982
14 Adventures of Teenage Scientists 11/16/1982
15 The Cobalt Blues 11/23/1982
16 Goodbye Louisiana 11/03/1982
17 Whale Watch 12/07/1982
18 Tracking the Supertrains 12/14/1982

Season 10

# Name Originally Aired Image
1 The Making of a Natural History Film 01/04/1983
2 Hawaii: Crucible of Life 01/18/1983
3 The Pleasure of Finding Things Out 01/25/1983
4 Lassa Fever 02/08/1983
5 The Miracle of Life 02/15/1983
6 Asbestos: A Lethal Legacy 03/01/1983
7 City of Coral 03/08/1983
8 Fat Chance in a Thin World 03/22/1983
9 Sixty Minutes to Meltdown 03/29/1983
10 Signs of the Apes, Songs of the Whales 10/11/1983
11 The Artificial Heart 10/18/1983
12 Talking Turtle 10/25/1983
13 Papua New Guinea: Anthropology on Trial 11/01/1983
14 To Live Until You Die: The Work of Elizabeth Kübler-Ross 11/08/1983
15 A Magic Way of Going: The Story of Thoroughbreds 11/15/1983
16 A Normal Face: The Wonders of Plastic Surgery 11/22/1983
17 Captives of Care 11/29/1983
18 Twenty-Five Years in Space 12/06/1983
19 Nuclear Strategy for Beginners 12/13/1983
20 The Climate Crisis 12/20/1983
21 Eyes Over China 12/27/1983

Season 11

# Name Originally Aired Image
1 Alcoholism: Life Under the Influence 01/10/1984
2 The Case of ESP 01/17/1984
3 Antarctica: Earth's Last Frontier 01/31/1984
4 China's Only Child 02/14/1984
5 Will I Walk Again? 02/28/1984
6 Visions of the Deep: The Underwater World of Al Giddings 03/06/1984
7 Down on the Farm 03/20/1984
8 Make My People Live: The Crisis in Indian Health Care 03/27/1984
9 The World According to Weiskoff 04/30/1984
10 Space Bridge to Moscow 10/02/1984
11 The National Science Test I 10/16/1984
12 Fountains of Paradise 10/20/1984
13 The Mystery of Yellow Rain 10/30/1984
14 The Nomads of the Rain Forest 11/06/1984
15 Farmers of the Sea 11/13/1984
16 Frontiers of Plastic Surgery 11/20/1984
17 Space Women 11/27/1984
18 Jaws: The True Story 12/04/1984
19 Acid Rain: New Bad News 12/11/1984
20 Stephen Jay Gould: This View of Life 12/18/1984

Season 12

# Name Originally Aired Image
1 The Garden of Inheritance 01/08/1985
2 Edgerton and His Incredible Seeing Machines 01/15/1985
3 Global Village 01/22/1985
4 Conquest of the Parasites 01/29/1985
5 In the Land of the Polar Bears 02/05/1985
6 AIDS: Chapter One 02/12/1985
7 The Shape of Things 02/19/1985
8 Baby Talk 02/26/1985
9 The Mathematical Mystery Tour 03/05/1985
10 Child's Play: Prodigies and Possibilities 03/12/1985
11 Monarch of the Mountains 03/19/1985
12 The National Science Test II 10/08/1985
13 Seeds of Tomorrow 10/15/1985
14 What Einstein Never Knew 10/22/1985
15 The Robot Revolution? 10/29/1985
16 The Magic of Special Effects 11/05/1985
17 Child Survival: The Silent Emergency 11/12/1985
18 Tornado! 11/19/1985
19 The Genetic Gamble 11/26/1985
20 Animal Architects 12/03/1985
21 The Plane that Changed the World 12/17/1985

Season 13

# Name Originally Aired Image
1 Halley's Comet: Once in a Lifetime 01/21/1986
2 Goddess of the Earth 01/28/1986
3 Horsemen of China 02/04/1986
4 Life's First Feelings 02/11/1986
5 The Case of the Frozen Addict 02/18/1986
6 Toxic Trials 02/25/1986
7 Skydive to the Rain Forest 03/04/1986
8 Return of the Osprey 03/11/1986
9 The Rise of a Wonder Drug 03/18/1986
10 When Wonder Drugs Don't Work 03/25/1986
11 Visions of Star Wars 04/22/1986
12 The Search for the Disappeared 10/14/1986
13 The Planet that Got Knocked on its Side 10/21/1986
14 High-Tech Babies 11/04/1986
15 Can AIDS Be Stopped? 11/11/1986
16 Is Anybody Out There? 11/18/1986
17 Mystery of the Animal Pathfinders 11/25/1986
18 Are You Swimming in a Sewer? 12/02/1986
19 Sail Wars! 12/09/1986
20 Leprosy Can Be Cured! 12/16/1986

Season 14

# Name Originally Aired Image
1 How Babies Get Made 01/13/1987
2 Countdown to the Invisible Universe 01/20/1987
3 Children of Eve 01/27/1987
4 Why Planes Crash 02/03/1987
5 Orangutans of the Rain Forest 02/10/1987
6 Freud Under Analysis 02/17/1987
7 The Hole in the Sky 02/24/1987
8 Confessions of a Weaponeer 03/03/1987
9 Great Moments from NOVA 03/10/1987
10 Will the World Starve? 03/24/1987
11 The Desert Doesn't Bloom Here Anymore 03/31/1987
12 Rocky Road to Jupiter 04/07/1987
13 Death of a Star 10/06/1987
14 Spy Machines 10/13/1987
15 Hidden Power of Plants 10/20/1987
16 Japan's American Genius 10/27/1987
17 A Man, A Plan, A Canal, Panama 11/03/1987
18 Volcano! 11/10/1987
19 How Good is Soviet Science? 11/17/1987
20 Ancient Treasures from the Deep 12/01/1987
21 Riddle of the Joints 12/08/1987
22 Secrets of the Lost Red Paint People 12/15/1987

Season 15

# Name Originally Aired Image
1 Top Gun and Beyond 01/19/1988
2 How to Create a Junk Food 01/26/1988
3 Buried in Ice 02/02/1988
4 Why Planes Burn 02/09/1988
5 Battles in the War on Cancer: A Wonder Drug on Trial 02/23/1988
6 Battles in the War on Cancer: Breast Cancer - Turning the Tide 03/01/1988
7 Mystery of the Master Builders 03/08/1988
8 Whale Rescue 03/15/1988
9 The Man Who Loved Numbers 03/22/1988
10 Race for the Superconductor 03/29/1988
11 Can You Still Get Polio? 04/05/1988
12 Pioneers of Surgery: The Brutal Craft 09/06/1988
13 Pioneers of Surgery: Into the Heart 09/13/1988
14 Pioneers of Surgery: New Organs for Old 09/20/1988
15 Pioneers of Surgery: Beyond the Knife 09/27/1988
16 Can the Vatican Save the Sistine Chapel? 10/04/1988
17 Can the Next President Win the Space Race? 10/11/1988
18 Do Scientists Cheat? 10/25/1988
19 Who Shot President Kennedy? 11/15/1988
20 The Light Stuff 11/22/1988
21 The All-American Bear 12/06/1988
22 Can We Make a Better Doctor? 12/13/1988

Season 16

# Name Originally Aired Image
1 Hot Enough for You? 01/17/1989
2 The Last Journey of a Genius 01/24/1989
3 The Strange New Science of Chaos 01/31/1989
4 Back to Chernobyl 02/14/1989
5 God, Darwin and the Dinosaurs 02/21/1989
6 Adrift on the Gulf Stream 02/28/1989
7 Secrets of Easter Island (1) 03/07/1989
8 Legends of Easter Island (2) 03/07/1989
9 The World Is Full of Oil! 03/21/1989
10 Confronting the Killer Gene 03/28/1989
11 The Hidden City 10/03/1989
12 The Controversial Dr. Koop 10/10/1989
13 Design Wars! 10/17/1989
14 Echoes of War 10/24/1989
15 Decoding the Book of Life 10/31/1989
16 Hurricane! 11/07/1989
17 Will Venice Survive Its Rescue? 11/14/1989
18 What Is Music? 11/21/1989
19 Yellowstone's Burning Question 12/05/1989
20 The Schoolboys Who Cracked the Soviet Secret 12/12/1989

Season 17

# Name Originally Aired Image
1 Poison in the Rockies 01/09/1990
2 Race for the Top 01/23/1990
3 Disguises of War 02/06/1990
4 The Bomb's Lethal Legacy 02/13/1990
5 The Big Spill 02/27/1990
6 The Genius That Was China: Rise of the Dragon (1) 03/20/1990
7 The Genius That Was China: Empires in Collision (2) 03/27/1990
8 The Genius That Was China: The Threat from Japan (3) 04/03/1990
9 The Genius That Was China: Will the Dragon Rise Again? (4) 04/10/1990
10 The KGB, The Computer and Me 10/02/1990
11 Neptune's Cold Fury 10/09/1990
12 To Boldly Go... 10/16/1990
13 Poisoned Winds of War 10/23/1990
14 The Blimp is Back! 10/30/1990
15 Earthquake! 11/06/1990
16 Killing Machines 11/13/1990
17 Can the Elephant Be Saved? 11/20/1990
18 We Know Where You Live 11/27/1990
19 In the Land of the Llamas 12/04/1990
20 What's Killing the Children? 12/18/1990

Season 18

# Name Originally Aired Image
1 Return to Mt. St. Helens 01/08/1991
2 ConFusion in a Jar 01/15/1991
3 The Hunt for China’s Dinosaurs 02/05/1991
4 The Case of the Flying Dinosaur 02/12/1991
5 T. rex Exposed 02/19/1991
6 Russian Right Stuff: The Invisible Spaceman 02/26/1991
7 Russian Right Stuff: The Dark Side of the Moon 02/27/1991
8 Russian Right Stuff: The Mission 02/28/1991
9 Swimming With Whales 03/05/1991
10 The Chip vs. the Chess Master 03/26/1991
11 Sex, Lies and Toupee Tape 10/01/1991
12 So You Want to Be a Doctor? 10/09/1991
13 Secrets of the Dead Sea Scrolls 10/15/1991
14 Suicide Mission to Chernobyl 10/22/1991
15 Taller Than Everest? 11/05/1991
16 Fastest Planes in the Sky 11/12/1991
17 Avoiding the Sugeon's Knife 12/03/1991
18 Skyscraper! 12/10/1991
19 The Art of Faking It 12/17/1991

Season 19

# Name Originally Aired Image
1 Hell Fighters of Kuwait 01/14/1992
2 Submarine! 01/21/1992
3 Saddam's War on Wildlife 01/28/1992
4 What Smells? 02/11/1992
5 Can You Believe TV Ratings? 02/18/1992
6 Making a Dishonest Buck 03/03/1992
7 Rescuing Baby Whales 03/10/1992
8 An Astronaut's View of the Earth 03/17/1992
9 Eclipse of the Century 03/24/1992
10 Animal Olympians II 08/25/1992
11 The Genius Behind the Bomb 09/29/1992
12 Mind of a Serial Killer 10/13/1992
13 Search for the First Americans 10/20/1992
14 Rafting Through the Grand Canyon 10/27/1992
15 This Old Pyramid 11/04/1992
16 Iceman 11/10/1992
17 Private Lives of Dolphins 11/17/1992
18 Brain Transplant 12/01/1992
19 Can You Stop People from Drinking? 12/22/1992
20 Sex and the Single Rhino 12/29/1992

Season 20

# Name Originally Aired Image
1 The Hunt for Saddam's Secret Weapons 01/05/1993
2 Can Bombing Win a War? 01/19/1993
3 The Deadly Deception 01/26/1993
4 Nazis and the Russian Bomb 02/02/1993
5 In the Path of a Killer Volcano 02/09/1993
6 Can Science Build a Champion Athlete? 02/16/1993
7 Diving for Pirate Gold 02/23/1993
8 Murder, Rape and DNA 03/02/1993
9 The Lost Tribe 03/30/1993
10 The NOVA Quiz 10/05/1993
11 Wanted: Butch and Sundance 10/12/1993
12 Secrets of the Psychics 10/19/1993
13 Dying to Breathe 10/26/1993
14 Shadow of the Condor 11/02/1993
15 The Real Jurassic Park 11/09/1993
16 Roller Coaster! 11/16/1993
17 Mysterious Crash of Flight 201 11/30/1993
18 Great Moments from NOVA 12/07/1993
19 The Best Mind Since Einstein 12/21/1993
20 Stranger in the Mirror 12/28/1993

Season 21

# Name Originally Aired Image
1 Codebreakers 01/18/1994
2 Dinosaurs of the Gobi 01/25/1994
3 Daredevils of the Sky 02/01/1994
4 Journey to Kilimanjaro 02/08/1994
5 Can Chimps Talk? 02/15/1994
6 In Search of Human Origins, Part One 02/28/1994
7 In Search of Human Origins, Part Two 03/01/1994
8 In Search of Human Origins, Part Three 03/02/1994
9 Can China Kick the Habit? 04/12/1994
10 Aircraft Carrier! 04/19/1994
11 The Great Wildlife Heist 10/11/1994
12 Secret of the Wild Child 10/18/1994
13 Haunted Cry of a Long Gone Bird 10/25/1994
14 What's New About Menopause 11/01/1994
15 The Tribe that Time Forgot 11/08/1994
16 Killer Quake! 11/15/1994
17 Buried in Ash 11/29/1994
18 Rescue Mission in Space 12/06/1994
19 Journey to the Sacred Sea 12/20/1994
20 In Search of the First Language 12/27/1994

Season 22

# Name Originally Aired Image
1 Mammoths of the Ice Age 01/09/1995
2 Vikings in America 01/24/1995
3 Ants: Little Creatures Who Run the World 01/31/1995
4 Nazi Designers of Death 02/07/1995
5 Siamese Twins 02/14/1995
6 The Universe Within 03/07/1995
7 Making of a Doctor 05/03/1995
8 Fast Cars 05/23/1995
9 Anastasia Dead or Alive? 10/10/1995
10 Venus Unveiled 10/17/1995
11 Hawaii Born of Fire 10/24/1995
12 The Doomsday Asteroid 10/31/1995
13 Lightning! 11/07/1995
14 Hunt for the Serial Arsonist 11/14/1995
15 Treasures of the Great Barrier Reef 11/28/1995
16 Race to Catch a Buckyball 12/19/1995
17 Can Buildings Make You Sick? 12/26/1995

Season 23

# Name Originally Aired Image
1 Terror in the Mine Fields 01/09/1996
2 The Day the Earth Shook 01/16/1996
3 B-29 Frozen in Time 01/30/1996
4 Ebola: The Plague Fighters 02/06/1996
5 War Machines of Tomorrow 02/20/1996
6 Kidnapped by U.F.O.'s? 02/27/1996
7 Flood! 03/26/1996
8 Dr. Spock the Baby Doc 04/02/1996
9 Warriors of the Amazon 04/09/1996
10 Bombing of America 04/16/1996
11 Einstein Revealed 10/01/1996
12 Lost City of Arabia 10/08/1996
13 Three Men and a Balloon 10/15/1996
14 Secrets of Making Money 10/22/1996
15 Top Gun Over Moscow 11/12/1996
16 Shark Attack 11/19/1996
17 Odyssey Of Life: The Ultimate Journey 11/24/1996
18 Odyssey Of Life: The Unknown World 11/25/1996
19 Odyssey Of Life: The Photographer's Secrets 11/26/1996
20 Cracking the Ice Age 12/31/1996

Season 24

# Name Originally Aired Image
1 Kaboom! 01/14/1997
2 Titanic's Lost Sister 01/28/1997
3 Secrets Of Lost Empires (1): Pyramid 02/04/1997
4 Secrets Of Lost Empires (2): Stonehenge 02/11/1997
5 Secrets Of Lost Empires (3): Inca 02/11/1997
6 Secrets Of Lost Empires (4): Obelisk 02/12/1997
7 Secrets Of Lost Empires (5): Colosseum 02/12/1997
8 Hunt for Alien Worlds 02/18/1997
9 Curse of T.rex 02/25/1997
10 Cut to the Heart 04/08/1997
11 Kingdom of the Seahorse 04/15/1997
12 Coma 10/07/1997
13 Faster Than Sound 10/14/1997
14 Bomb Squad 10/21/1997
15 The Proof 10/28/1997
16 Wild Wolves 11/11/1997
17 Super Bridge 11/12/1997
18 Treasures Of A Sunken City 11/18/1997
19 Avalanche! 11/25/1997
20 Danger in the Jet Stream 12/02/1997

Season 25

# Name Originally Aired Image
1 Night Creatures of the Kalahari 01/06/1998
2 Mysterious Mummies of China 01/20/1998
3 Supersonic Spies 01/27/1998
4 Animal Hospital 02/03/1998
5 The Brain Eater 02/10/1998
6 Everest - The Death Zone 02/24/1998
7 Search for the Lost Cave People 03/31/1998
8 Warnings from the Ice 04/21/1998
9 Crocodiles! 04/28/1998
10 The Truth About Impotence 05/12/1998
11 Lost At Sea: The Search For Longitude 10/06/1998
12 Chasing El Niño 10/13/1998
13 Terror In Space 10/27/1998
14 Special Effects: Titanic and Beyond 11/03/1998
15 Deadly Shadow of Vesuvius 11/10/1998
16 Ice Mummies (1): Frozen In Heaven 11/24/1998
17 Ice Mummies (2): Siberian Ice Maiden 11/24/1998
18 Ice Mummies (3): Return of the Iceman 11/24/1998
19 Leopards of the Night 12/01/1998
20 The Perfect Pearl 12/29/1998

Season 26

# Name Originally Aired Image
1 The Beast of Loch Ness 01/12/1999
2 Submarines, Secrets & Spies 01/19/1999
3 Surviving AIDS 02/02/1999
4 Escape! Because Accidents Happen: Fire (1) 02/16/1999
5 Escape! Because Accidents Happen: Car Crash (2) 02/16/1999
6 Escape! Because Accidents Happen: Plane Crash (3) 02/17/1999
7 Escape! Because Accidents Happen: Abandon Ship (4) 02/17/1999
8 Battle Alert in the Gulf 02/23/1999
9 Volcanoes of the Deep 03/30/1999
10 Fall Of The Leaning Tower 10/05/1999
11 Time Travel 10/12/1999
12 The Killer's Trail 10/19/1999
13 Island of the Spirits 11/02/1999
14 Decoding Nazi Secrets 11/09/1999
15 Voyage Of Doom 11/23/1999
16 Electric Heart 12/21/1999

Season 27

# Name Originally Aired Image
1 Tales From The Hive 01/04/2000
2 Lost On Everest 01/18/2000
3 Secrets Of Lost Empires: Medieval Siege 02/01/2000
4 Diamond Deception 02/01/2000
5 Secrets Of Lost Empires: Pharaoh's Obelisk 02/08/2000
6 Trillion Dollar Bet 02/08/2000
7 Secrets Of Lost Empires: Easter Island 02/15/2000
8 Mystery Of The First Americans 02/15/2000
9 Secrets Of Lost Empires: Roman Bath 02/22/2000
10 Lost Tribes Of Israel 02/22/2000
11 Secrets Of Lost Empires: China Bridge 02/29/2000
12 What's Up With The Weather? 04/18/2000
13 Stationed In The Stars 04/25/2000
14 The Vikings 05/09/2000
15 Lincoln's Secret Weapon 10/24/2000
16 Holocaust On Trial 10/31/2000
17 Hitler's Lost Sub 11/14/2000
18 Runaway Universe 11/21/2000
19 Garden Of Eden 11/28/2000
20 Dying To Be Thin 12/12/2000
21 Japan's Secret Garden 12/18/2000

Season 28

# Name Originally Aired Image
1 Sultan's Lost Treasure 01/16/2001
2 Vanished! 01/30/2001
3 Nazi Prison Escape 02/06/2001
4 Lost King Of The Maya 02/13/2001
5 The Cancer Warrior 02/27/2001
6 Survivor M.D.: Tattooed Doctor 03/27/2001
7 Survivor M.D.: Second Opinions 04/03/2001
8 Survivor M.D.: Hearts & Minds 04/10/2001
9 Cracking The Code Of Life 04/17/2001
10 Harvest Of Fear 04/24/2001
11 Search For A Safe Cigarette 10/02/2001
12 18 Ways To Make A Baby 10/09/2001
13 Secrets Of The Mind (aka Phantoms in the Brain) 10/23/2001
14 Sex: Unknown 10/30/2001
15 Russia's Nuclear Warriors 11/06/2001
16 Bioterror 11/13/2001
17 Life's Greatest Miracle 11/20/2001
18 Methuselah Tree 12/11/2001
19 Flying Casanovas 12/25/2001

Season 29

# Name Originally Aired Image
1 Death Star 01/08/2002
2 Neanderthals On Trial 01/22/2002
3 Fireworks! 02/05/2002
4 Secrets, Lies And Atomic Spies 02/05/2002
5 The Missing Link 02/26/2002
6 Shackleton's Voyage Of Endurance 03/26/2002
7 Why The Towers Fell 04/30/2002
8 Fire Wars 05/07/2002
9 Killer Disease On Campus 09/03/2002
10 Mysterious Life Of Caves 10/01/2002
11 Lost Roman Treasure 10/08/2002
12 Galileo's Battle For The Heavens 10/29/2002
13 Volcano's Deadly Warning 11/12/2002
14 Sinking City Of Venice 11/19/2002
15 The Orchid Hunter 11/26/2002

Season 30

# Name Originally Aired Image
1 Spies That Fly 01/07/2003
2 Last Flight Of Bomber 31 01/14/2003
3 Ancient Creature Of The Deep 01/21/2003
4 Battle Of The X-Planes 02/04/2003
5 Mountain Of Ice 02/11/2003
6 Lost Treasures Of Tibet 02/18/2003
7 Dirty Bomb 02/25/2003
8 Deep Sea Invasion 04/01/2003
9 Secret Of Photo 51 04/15/2003
10 Infinite Secrets 09/30/2003
11 Who Killed The Red Baron? 10/07/2003
12 The Elegant Universe: Einstein's Dream (1) 10/28/2003
13 The Elegant Universe: String's the Thing (2) 10/28/2003
14 The Elegant Universe: Welcome to the 11th Dimension (3) 11/04/2003
15 Wright Brothers' Flying Machine 11/11/2003
16 Magnetic Storm 11/18/2003
17 Volcano Above The Clouds 11/18/2003

Season 31

# Name Originally Aired Image
1 MARS: Dead Or Alive 01/04/2004
2 Secrets Of The Crocodile Caves 01/20/2004
3 Dogs And More Dogs 02/03/2004
4 Descent Into The Ice 02/10/2004
5 Crash Of Flight 111 02/17/2004
6 Life And Death In The War Zone 03/02/2004
7 Hunt For The Supertwister 03/30/2004
8 World In The Balance: The People Paradox (1) 04/20/2004
9 World In The Balance: China Revs Up (2) 04/20/2004
10 Battle Plan Under Fire 05/04/2004
11 Origins (1): Earth is Born 09/28/2004
12 Origins (2): How Life Began 09/28/2004
13 Origins (3): Where Are The Aliens? 09/29/2004
14 Origins (4): Back To The Beginning 09/29/2004
15 The Most Dangerous Woman In America 10/12/2004
16 America's Stone Age Explorers 11/09/2004
17 Great Escape 11/16/2004
18 Ancient Refuge In The Holy Land 11/23/2004

Season 32

# Name Originally Aired Image
1 Welcome To Mars 01/04/2005
2 The Boldest Hoax 01/11/2005
3 Supersonic Dream 01/18/2005
4 The Viking Deception 02/08/2005
5 Saving The National Treasures 02/15/2005
6 A Daring Flight 02/22/2005
7 Wave That Shook The World 03/29/2005
8 Mystery Of The Megaflood 09/20/2005
9 Sinking The Supership 10/04/2005
10 Einstein's Big Idea 10/11/2005
11 Volcano Under The City 11/01/2005
12 Hitler's Sunken Secret 11/08/2005
13 Newton's Dark Secrets 11/15/2005
14 Storm That Drowned A City 11/22/2005

Season 33

# Name Originally Aired Image
1 The Mummy Who Would Be King 01/03/2006
2 Deadly Ascent 01/17/2006
3 The Perfect Corpse 02/07/2006
4 Jewel Of The Earth 02/14/2006
5 The Ghost Particle 02/21/2006
6 Arctic Passage: Prisoners of the Ice 02/28/2006
7 Arctic Passage: Ice Survivors 03/07/2006
8 The Great Robot Race 03/28/2006
9 Voyage To The Mystery Moon 04/04/2006
10 Dimming The Sun 04/18/2006
11 Building On Ground Zero 09/05/2006
12 Mystery Of The Megavolcano 09/26/2006
13 The Deadliest Plane Crash 10/17/2006
14 Monster Of The Milky Way 10/31/2006
15 Wings Of Madness 11/07/2006
16 The Family That Walks On All Fours 11/14/2006
17 Underwater Dream Machine 12/26/2006

Season 34

# Name Originally Aired Image
1 Percy Julian: Forgotten Genius 02/06/2007
2 The Last Great Ape 02/13/2007
3 Kings Of Camouflage aka cuttle fish 04/03/2007
4 First Flower 04/17/2007
5 Saved By The Sun 04/24/2007
6 Pocahontas Revealed 05/08/2007
7 Bone Diggers 06/19/2007
8 The Great Inca Rebellion 06/26/2007
9 Secrets of the Samurai Sword 10/09/2007
10 Ghost In Your Genes 10/16/2007
11 Marathon Challenge 10/30/2007
12 Sputnik Declassified 11/07/2007
13 Judgment Day: Intelligent Design On Trial 11/13/2007
14 Master Of The Killer Ants 11/20/2007
15 Missing In MiG Alley 12/18/2007

Season 35

# Name Originally Aired Image
1 Absolute Zero: The Conquest Of Cold (1) 01/08/2008
2 Absolute Zero: The Race For Absolute Zero (2) 01/15/2008
3 Secrets Of The Parthenon 01/29/2008
4 Astrospies 02/12/2008
5 Ape Genius 02/19/2008
6 The Four-Winged Dinosaur 02/26/2008
7 Cracking The Maya Code 04/08/2008
8 Car Of The Future 04/22/2008
9 A Walk To Beautiful 05/13/2008
10 Lord Of The Ants 05/20/2008
11 Arctic Dinosaurs 10/07/2008
12 Space Shuttle Disaster 10/14/2008
13 Parallel Worlds, Parallel Lives 10/21/2008
14 Fractals: Hunting The Hidden Dimension 10/28/2008
15 Alien From Earth 11/11/2008
16 The Bible's Buried Secrets 11/18/2008
17 Ocean Animal Emergency 11/25/2008
18 Is There Life On Mars? 12/30/2008

Season 36

# Name Originally Aired Image
1 The Big Energy Gamble 01/20/2009
2 The Incredible Journey of the Butterflies 01/27/2009
3 The Spy Factory 02/03/2009
4 Rat Attack 02/24/2009
5 Extreme Ice 03/24/2009
6 Last Extinction (Megabeasts' Sudden Death) 03/31/2009
7 Doctors' Diaries (1) 04/07/2009
8 Doctors' Diaries (2) 04/14/2009
9 Musical Minds 06/30/2009
10 Darwin's Darkest Hour 10/06/2009
11 Hubble's Amazing Rescue 10/13/2009
12 Lizard Kings 10/20/2009
13 Becoming Human Part 1: First Steps 11/03/2009
14 Becoming Human Part 2: Birth of Humanity 11/10/2009
15 Becoming Human Part 3: Last Human Standing 11/17/2009
16 What Are Dreams? 11/24/2009
17 What Darwin Never Knew 12/29/2009

Season 37

# Name Originally Aired Image
1 Killer Subs in Pearl Harbor 01/05/2010
2 Building Pharaoh's Ship 01/12/2010
3 Riddles of the Sphinx 01/19/2010
4 Ghosts of Machu Picchu 02/02/2010
5 Extreme Cave Diving 02/09/2010
6 The Pluto Files 03/02/2010
7 Telescope: Hunting the Edge of Space - The Mystery of the Milky Way 04/06/2010
8 Telescope: Hunting the Edge of Space - The Ever Expanding Universe 04/13/2010
9 Mind Over Money 04/27/2010
10 Mt. St. Helens Back From the Dead 05/04/2010
11 Building the Great Cathedrals 10/19/2010
12 Emergency Mine Rescue 10/26/2010
13 Trapped in an Elevator 11/02/2010
14 Dogs Decoded 11/09/2010
15 Secrets of Stonehenge 11/16/2010
16 Quest for Solomon's Mines 11/23/2010
17 Secrets Beneath the Ice 12/28/2010

Season 38

# Name Originally Aired Image
1 Deadliest Earthquakes 01/11/2011
2 Making Stuff Stronger (1) 01/19/2011
3 Making Stuff Smaller (2) 01/26/2011
4 Making Stuff Cleaner (3) 02/02/2011
5 Making Stuff Smarter (4) 02/09/2011
6 Smartest Machine on Earth 02/09/2011
7 Crash of Flight 447 02/16/2011
8 Venom: Nature's Killer 02/23/2011
9 Japan's Killer Quake 03/30/2011
10 Power Surge 04/20/2011
11 Engineering Ground Zero 09/07/2011
12 Surviving the Tsunami 09/28/2011
13 Finding Life Beyond Earth: Are We Alone? 10/19/2011
14 Iceman Murder Mystery 10/26/2011
15 The Fabric of the Cosmos: What is Space? 11/02/2011
16 The Fabric of the Cosmos: The Illusion of Time 11/09/2011
17 The Fabric of the Cosmos: Quantum Leap 11/16/2011
18 The Fabric of the Cosmos: Universe or Multiverse? 11/23/2011

Season 39

# Name Originally Aired Image
1 Deadliest Volcanoes 01/04/2012
2 Bombing Hitler's Dams 01/11/2012
3 3D Spies of WWII 01/18/2012
4 Mystery of a Masterpiece 01/25/2012
5 Ice Age Death Trap 02/01/2012
6 Separating Twins 02/08/2012
7 Cracking Your Genetic Code 03/28/2012
8 Hunting the Elements 04/04/2012
9 Deadliest Tornadoes 04/11/2012
10 Why Ships Sink 04/18/2012
11 Secrets of the Sun 04/25/2012
12 Secrets of the Viking Sword 10/10/2012
13 Forensics on Trial 10/17/2012
14 Mystery of Easter Island 11/07/2012
15 Ultimate Mars Challenge 11/14/2012
16 Inside the Megastorm 11/18/2012

Season 40

# Name Originally Aired Image
1 Doomsday Volcanoes 01/02/2013
2 Decoding Neanderthals 01/09/2013
3 Rise of the Drones 01/23/2013
4 Who Killed Lindbergh's Baby? 01/30/2013
5 Building Pharaoh's Chariot 02/06/2013
6 Earth From Space 02/13/2013
7 Mind of a Rampage Killer 02/20/2013
8 Meteor Strike 03/27/2013
9 Ancient Computer 04/03/2013
10 Australia's First 4 Billion Years - Awakening 04/10/2013
11 Australia's First 4 Billion Years - Life Explodes 04/17/2013
12 Australia's First 4 Billion Years - Monsters 04/24/2013
13 Australia's First 4 Billion Years - Strange Creatures 05/01/2013
14 Manhunt - Boston Bombers 05/29/2013
15 Oklahoma's Deadliest Tornadoes 05/29/2013
16 Ground Zero Supertower 09/11/2013
17 Megastorm Aftermath 10/09/2013
18 Making Stuff Faster 10/16/2013
19 Making Stuff Wilder 10/23/2013
20 Making Stuff Colder 10/30/2013
21 Making Stuff Safer 11/06/2013
22 Cold Case JFK 11/13/2013
23 At the Edge of Space 11/20/2013
24 Asteroid: Doomsday or Payday? 11/20/2013

Season 41

# Name Originally Aired Image
1 Alien Planets Revealed 01/08/2014
2 Zeppelin Terror Attack 01/15/2014
3 Ghosts of Murdered Kings 01/29/2014
4 Roman Catacomb Mystery 02/05/2014
5 Great Cathedral Mystery 02/12/2014
6 Killer Typhoon 01/22/2014
7 Wild Predator Invasion 04/02/2014
8 Inside Animal Minds: Bird Genius 04/09/2014
9 Inside Animal Minds: Dogs & Super Senses 04/16/2014
10 Inside Animal Minds: Who's the Smartest? 04/23/2014
11 Why Sharks Attack 05/07/2014
12 Escape From Nazi Alcatraz 05/14/2014
13 D-Day's Sunken Secrets 05/28/2014
14 Vaccines: Calling the Shots 09/10/2014
15 Rise of the Hackers 09/24/2014
16 Why Planes Vanish 10/08/2014
17 Surviving Ebola 10/08/2014
18 Ben Franklin's Balloons 10/22/2014
19 First Air War 10/29/2014
20 Bigger Than T. Rex 11/05/2014
21 Emperor’s Ghost Army 11/12/2014
22 Killer Landslides 11/19/2014
23 First Man on the Moon 12/03/2014

Season 42

# Name Originally Aired Image
1 Big Bang Machine 01/14/2015
2 Sunken Ship Rescue 01/21/2015
3 Sinkholes—Buried Alive 01/28/2015
4 Colosseum: Roman Death Trap 02/11/2015
5 Petra: Lost City of Stone 02/18/2015
6 Hagia Sophia: Istanbul’s Ancient Mystery 02/25/2015
7 The Great Math Mystery 04/15/2015
8 Invisible Universe Revealed 04/22/2015
9 Nazi Attack on America 05/06/2015
10 Lethal Seas 05/13/2015
11 Chasing Pluto 07/15/2015
12 Nuclear Meltdown Disaster 07/29/2015
13 Dawn of Humanity 09/16/2015
14 Arctic Ghost Ship 09/23/2015
15 Secrets of Noah's Ark 10/07/2015
16 Cyberwar Threat 10/14/2015
17 Animal Mummies 10/28/2015
18 Making North America: Origins 11/04/2015